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Add CodeEmitter and JITInfo stubs. Dump the old

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PowerPCTargetMachine::addPassesToJITCompile() method, in favor of the
TargetJITInfo interface.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10971 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Brian Gaeke 2004-01-23 06:35:43 +00:00
parent 091f776081
commit 7b0cd6d6cb
2 changed files with 51 additions and 4 deletions
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49
lib/Target/PowerPC/PowerPCJITInfo.h Normal file
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@ -0,0 +1,49 @@
//===- PowerPCJITInfo.h - PowerPC impl. of the JIT interface ----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by the LLVM research group and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the PowerPC implementation of the TargetJITInfo class.
//
//===----------------------------------------------------------------------===//
#ifndef POWERPCJITINFO_H
#define POWERPCJITINFO_H
#include "llvm/Target/TargetJITInfo.h"
namespace llvm {
class TargetMachine;
class IntrinsicLowering;
class PowerPCJITInfo : public TargetJITInfo {
TargetMachine &TM;
public:
PowerPCJITInfo(TargetMachine &tm) : TM(tm) {}
/// addPassesToJITCompile - Add passes to the specified pass manager to
/// implement a fast dynamic compiler for this target. Return true if this
/// is not supported for this target.
///
virtual void addPassesToJITCompile(FunctionPassManager &PM);
/// replaceMachineCodeForFunction - Make it so that calling the function
/// whose machine code is at OLD turns into a call to NEW, perhaps by
/// overwriting OLD with a branch to NEW. This is used for self-modifying
/// code.
///
virtual void replaceMachineCodeForFunction(void *Old, void *New);
/// getJITStubForFunction - Create or return a stub for the specified
/// function. This stub acts just like the specified function, except that
/// it allows the "address" of the function to be taken without having to
/// generate code for it.
virtual void *getJITStubForFunction(Function *F, MachineCodeEmitter &MCE);
};
}
#endif

6
lib/Target/PowerPC/PowerPCTargetMachine.cpp
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@ -43,11 +43,9 @@ bool PowerPCTargetMachine::addPassesToEmitAssembly(PassManager &PM,
}
/// addPassesToJITCompile - Add passes to the specified pass manager to
/// implement a fast dynamic compiler for this target. Return true if this is
/// not supported for this target.
/// implement a fast dynamic compiler for this target.
///
bool PowerPCTargetMachine::addPassesToJITCompile(FunctionPassManager &PM) {
return true;
void PowerPCJITInfo::addPassesToJITCompile(FunctionPassManager &PM) {
}
} // end namespace llvm